# tried 2 times, pass 0.5056586265563965 seconds
# tried 3 times, pass 1.0193772315979004 seconds
# tried 4 times, pass 1.5333683490753174 seconds
# tried 5 times, pass 2.5386297702789307 seconds
# tried 6 times, pass 3.5489938259124756 seconds
# tried 7 times, pass 5.551833629608154 seconds
# tried 8 times, pass 7.559761047363281 seconds
# tried 9 times, pass 9.561469554901123 seconds
# tried 10 times, pass 11.570155143737793 seconds
自定义异常重试
只重试 IOError
import random
from tenacity import retry, retry_if_exception_type
n 0 # 记录重试次数
